import { Contact } from '../../entities/crm/contact';
import { Company } from '../../entities/crm/company';
import { Lead } from '../../entities/crm/lead';
import { Deal } from '../../entities/crm/deal';
import { BaseEntity } from '../../entities/types';
import { IRepository } from './repository';

export interface Activity extends BaseEntity {
  targetEntityType: 'contact' | 'company' | 'deal' | 'lead';
  targetEntityId: string;
  type: 'call' | 'meeting' | 'task' | 'email' | 'message';
  title: string;
  description?: string;
  dueDate?: string;
  completed: boolean;
  assignedTo?: string;
}

export interface Note extends BaseEntity {
  targetEntityType: 'contact' | 'company' | 'deal' | 'lead';
  targetEntityId: string;
  content: string;
  authorName: string;
  pinned?: boolean;
}

export interface TimelineItem {
  id: string;
  timestamp: string;
  type: 'activity' | 'note' | 'status_change' | 'deal_created' | 'order_created';
  title: string;
  description?: string;
  actor: string;
}

export interface ICrmService {
  contacts: IRepository<Contact>;
  companies: IRepository<Company>;
  leads: IRepository<Lead>;
  deals: IRepository<Deal>;
  activities: IRepository<Activity>;
  notes: IRepository<Note>;
  getTimeline(entityType: string, entityId: string): Promise<TimelineItem[]>;
  convertLeadToDeal(leadId: string, dealTitle: string): Promise<{ deal: Deal; contact?: Contact }>;
}